{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006132},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005865","490:4900005999","490:4900006494","490:4900005473","490:4900006253","490:4900006133","490:4900006490","490:4900006130","490:4900008509","490:4900007822","490:4900005466","490:4900005600","490:4900007468","490:4900005341","490:4900005605","490:4900006602","490:4900006852","490:4900007101","490:4900005736","490:4900007225","490:4900006481","490:4900007463","490:4900009286","490:4900010346","490:4900005469"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.06193815163248692,0.05275215535451278,0.044462013601330605,0.031099848445750214,0.021326472957102077,0.01658317746831509,0.015476757794013966,0.013376720704830484,0.012563884357545007,0.011314459948148467,0.008663471067447834,0.007261947144670494,0.007020842874786367,0.006948098839126909,0.006392973154551344,0.005676138367344499,0.005267299975120373,0.005198000036674905,0.005049122058140118,0.0039889583119886544,0.003982025650946445,0.0027491330600171835,0.002588769685099043,0.002107157499544217,0.0017537446357398941],"twin_dists":[0.30632868164759103,0.3150440610617963,0.3240684712521061,0.3421670162915597,0.36028438034901344,0.37187520115309974,0.3749940394881522,0.3814968545041581,0.38425859456449535,0.3888292808584517,0.4002427363001661,0.40761174708758385,0.40900657834006793,0.40943587483907645,0.41285201138448446,0.41768265674596594,0.4206906046726597,0.42122127958582906,0.4223833377023104,0.4316925259280041,0.43176048651408794,0.4460000201896697,0.44826730229780204,0.4559469647173579,0.462688756133841],"n_dims_used":45,"mean_confidence":0.9118068271213108},"coverage":{"mean_confidence":0.9118068271213108,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}